########## Begin - Rewrite rules to block out some common exploits## If you experience problems on your site block out the operations listed below## This attempts to block the most common type of exploit `attempts` to Joomla!## Block out any script trying to set a mosConfig value through the URLRewriteCond %{QUERY_STRING} mosConfig_[a-zA-Z_]{1,21}(=|\%3D) [OR]# Block out any script trying to base64_encode crap to send via URLRewriteCond %{QUERY_STRING} base64_encode.*\(.*\) [OR]# Block out any script that includes a <script> tag in URLRewriteCond %{QUERY_STRING} (\<|%3C).*script.*(\>|%3E) [NC,OR]# Block out any script trying to set a PHP GLOBALS variable via URLRewriteCond %{QUERY_STRING} GLOBALS(=|\[|\%[0-9A-Z]{0,2}) [OR]# Block out any script trying to modify a _REQUEST variable via URLRewriteCond %{QUERY_STRING} _REQUEST(=|\[|\%[0-9A-Z]{0,2})# Send all blocked request to homepage with 403 Forbidden error!RewriteRule ^(.*)$ index.php [F,L]########### End - Rewrite rules to block out some common exploits